As Assam grappled with the carnage unleashed by United Liberation Front of Asom, another militant group on Saturday killed seven polling personnel and injured 10 others, including four policemen, during election to Karbi Anglong Autonomous Council.

Official sources in Diphu said suspected Karbi Longri North Cachar Liberation Front insurgents exploded an improvised explosive device and fired on polling personnel when they were returning with ballot boxes after close of voting from remote Donghap under Howraghat police staton, killing seven on the spot and wounding six.

The dead were yet to be identified, the sources said. The injured included four policemen and a home guard.

They have been shifted to Nagaon Civil hospital in neighbouring Nagaon district.

Another group of militants attacked polling personnel with a grenade during voting at Nilip constituency pollingsation under Bokakhat police station in a booth-capturing attempt injuring four polling personnel.

Repoll has been ordered in the polling station, the sources said.

Over 67 per cent voters cast their ballots to decide the fate of 169 contestants for 25 constituencies in the 26-member house.

Election for Duarbagori constituency was countermanded after the death of an Independent candidate.